From 647c82641ed4c148161f4a1d2de9741b4092e169 Mon Sep 17 00:00:00 2001
From: kakha urigashvili <kakuri@amazon.com>
Date: Wed, 2 Dec 2020 13:08:03 -0800
Subject: [PATCH] fix: add explicit check for folder permissions to create a
 project

---
 lib/view/prompt-view.js            |  6 ++++++
 test/unit/view/prompt-view-test.js | 16 ++++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/lib/view/prompt-view.js b/lib/view/prompt-view.js
index ba0bc4ba..b4c92c3b 100644
--- a/lib/view/prompt-view.js
+++ b/lib/view/prompt-view.js
@@ -1,3 +1,4 @@
+const fs = require('fs');
 const inquirer = require('inquirer');
 
 const stringUtils = require('@src/utils/string-utils');
@@ -21,6 +22,11 @@ function getProjectFolderName(defaultName, callback) {
             if (!input || stringUtils.filterNonAlphanumeric(input) === '') {
                 return 'Project folder name should consist of alphanumeric character(s) plus "-" only.';
             }
+            try {
+                fs.accessSync(process.cwd(), fs.constants.W_OK);
+            } catch (error) {
+                return `No write access inside of the folder: ${process.cwd()}.`;
+            }
             return true;
         }
     }]).then((answer) => {
diff --git a/test/unit/view/prompt-view-test.js b/test/unit/view/prompt-view-test.js
index ad4b7c6b..05ef6827 100644
--- a/test/unit/view/prompt-view-test.js
+++ b/test/unit/view/prompt-view-test.js
@@ -1,4 +1,5 @@
 const { expect } = require('chai');
+const fs = require('fs');
 const inquirer = require('inquirer');
 const sinon = require('sinon');
 
@@ -19,6 +20,7 @@ function validateInquirerConfig(stub, expectedConfig) {
 describe('View test - prompt view test', () => {
     const TEST_ERROR = 'init error';
     let infoStub;
+    let accessSyncStub;
 
     describe('# validate ui.getProjectFolderName', () => {
         beforeEach(() => {
@@ -27,6 +29,7 @@ describe('View test - prompt view test', () => {
             sinon.stub(Messenger, 'getInstance').returns({
                 info: infoStub
             });
+            accessSyncStub = sinon.stub(fs, 'accessSync');
         });
 
         afterEach(() => {
@@ -96,5 +99,18 @@ describe('View test - prompt view test', () => {
                 done();
             });
         });
+        it('| user does not have read/write to project folder, expect return error message string', (done) => {
+            // setup
+            const TEST_DEFAULT_NAME = 'some-folder';
+            inquirer.prompt.resolves({ projectFolderName: TEST_DEFAULT_NAME });
+            accessSyncStub.throws('Some error');
+            // call
+            ui.getProjectFolderName(TEST_DEFAULT_NAME, () => {
+                // verify
+                expect(inquirer.prompt.args[0][0][0].validate(TEST_DEFAULT_NAME))
+                    .include('No write access inside of the folder');
+                done();
+            });
+        });
     });
 });